Trudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attackers to enumerate usernames by submitting regex patterns to POST /api/v1/login. Attackers can send alternations or prefixes like (admin|root) or a.* and distinguish 'Invalid User' from 'Invalid Password' responses to discover valid accounts.

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History

Wed, 21 Oct 2026 13:00:00 +0000

Type Values Removed Values Added
Description Trudesk through 1.2.11 contains a regular expression injection vulnerability that allows unauthenticated attackers to enumerate usernames by submitting regex patterns to POST /api/v1/login. Attackers can send alternations or prefixes like (admin|root) or a.* and distinguish 'Invalid User' from 'Invalid Password' responses to discover valid accounts.
Title Trudesk through 1.2.11 Username Enumeration via Regex Injection in /api/v1/login
First Time appeared Trudesk Project
Trudesk Project trudesk
Weaknesses CWE-943
CPEs cpe:2.3:a:trudesk_project:trudesk:*:*:*:*:*:*:*:*
Vendors & Products Trudesk Project
Trudesk Project trudesk
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-21T12:39:54.187Z

Reserved: 2026-10-21T11:46:45.110Z

Link: CVE-2026-114401

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-21T13:18:31.390

Modified: 2026-10-21T13:18:31.390

Link: CVE-2026-114401

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses